Shoe upper



FIG. 1 is a front perspective view of a shoe upper showing my/our new design;

FIG. 2 is a side view thereof; and,

FIG. 3 is a rear perspective view thereof.

The broken lines immediately adjacent to the shaded area represent unclaimed boundaries of the design. The broken line extending from the front to the rear of the claimed area represents a disclaimed feature of the design. The broken lines showing five inner loops are for environmental purposes only and form no part of the claimed design. The broken lines showing the remainder of the shoe are for environmental purposes only and form no part of the claimed design. 

The ornamental design for a shoe upper, as shown and described. 